(2+5) ( 4x^2 - 10x+25)
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Answered by
1
Answer:
28x^2−70x+175
Answered by
3
Step-by-step explanation:
(2+5)(4x^2-10x+25)=0
4x^2-10x+25=0
-b±√b^2-4ac/2a
10±√100-400/8
10±√-300/8
10±√(300i^2)/8
10±10√(3)i/8
10(1±√(3)i)/8
5(1±√(3)i/4
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